Article continues below advertisement"Commoners" Andrew Mountbatten-Windsor and his former wife, Sarah Ferguson, are at the center of an extraordinary royal strategy designed to ensure their silence, amid fears the disgraced pair could damage the monarchy if they give tell-all interviews or write memoirs for cash.The move follows King Charles' unprecedented decision to strip his 65-year-old brother of all remaining royal titles and honors, and forcing him to vacate the 30-room Royal Lodge in Windsor.